Okada, Chiyoda-Ku
Jiro Okada, Chiyoda-Ku JP
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20130299271 | MOTOR CONTROLLER AND ELECTRIC POWER STEERING DEVICE USING THE SAME - Provided are a motor controller for suppressing a torque pulsation with a simple configuration and obtaining a sufficient output torque in the case of an open-type fault occurring in any one of windings of a motor and inverters, and an electric power steering device using the motor controller. In the motor controller for controlling a current supplied from and a voltage applied from a power source with respect to the motor including winding sets of a plurality of systems, when a fault determination unit ( | 11-14-2013 |
20140054103 | MOTOR CONTROL DEVICE AND ELECTRIC POWER STEERING DEVICE USING SAME - Provided are a motor control device ( | 02-27-2014 |
20140368150 | CONTROL DEVICE AND METHOD FOR AC ROTATING MACHINE, AND ELECTRICAL POWER STEERING DEVICE - Provided is a control device for an AC rotating machine, for controlling the AC rotating machine including a plurality of sets of windings. The control device includes: a plurality of inverters each including, in respective phases, switching elements for controlling voltages to be applied to respective phases of the windings; current control portion for issuing voltage commands corresponding to the voltages to the respective inverters to control currents flowing through the windings; and failure detection portion for detecting at least one of a short-circuit failure or an open-circuit failure in each of the switching elements. The current control portion sets, in accordance with the failure detected by the failure detection portion, the same potential side of the respective phases of a faulty-side inverter in the same state as in the detected failure, and continues control on a normal-side inverter except for the faulty-side inverter. | 12-18-2014 |
Katsunori Okada, Chiyoda-Ku JP
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20130252286 | TRANSFORMANT OF YEAST OF GENUS SCHIZOSACCHAROMYCES, AND METHOD FOR PRODUCING SAME - To provide a transformant of a yeast of the genus | 09-26-2013 |
Kazuhisa Okada, Chiyoda-Ku JP
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20150266824 | Pyrazole Amide Derivative - The present invention relates to a novel compound having a function of inhibiting RORγ activity. The present invention also relates to pharmaceutical composition comprising the compound, a use of the compound in treating or preventing autoimmune diseases, inflammatory diseases, metabolic diseases, or cancer diseases. | 09-24-2015 |
Nobuchiro Okada, Chiyoda-Ku JP
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20130220212 | METHOD FOR MANUFACTURING N-TYPE SiC SINGLE CRYSTAL - A method for manufacturing an n-type SiC single crystal, enables the suppression of the variation in nitrogen concentration among a plurality of n-type SiC single crystal ingots manufactured. A method includes the steps of: providing a manufacturing apparatus ( | 08-29-2013 |
Shunsuke Okada, Chiyoda-Ku JP
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20130193353 | CHARGED PARTICLE ACCELERATOR AND PARTICLE BEAM THERAPY SYSTEM - The objective is to obtain a charged particle accelerator where the amount of pattern data for operating an acceleration cavity and electromagnets based on time clocks is reduced and the pattern data communication time is shortened. An accelerator control apparatus provided in a charged particle accelerator of the present invention is characterized by including a clock generation unit that generates an acceleration cavity clock and an electromagnet clock that is synchronized with the acceleration cavity clock and has a frequency lower than that of the acceleration cavity clock; a high-frequency control unit that controls an acceleration cavity, based on an acceleration cavity pattern stored in a first pattern memory and the acceleration cavity clock; and a deflection electromagnet control unit that controls a deflection electromagnet, based on a deflection electromagnet pattern stored in a second pattern memory and the electromagnet clock. | 08-01-2013 |
Yuji Okada, Chiyoda-Ku JP
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20140114021 | Organopolysiloxane, Method for Producing the Same, and Curable Resin Composition Containing the Organopolysiloxane - The present invention provides organopolysiloxane comprising one or more unsaturated bond-containing group(s) in one molecule and having constitutional units F1, M1, and T in any combination of | 04-24-2014 |
Yuruki Okada, Chiyoda-Ku JP
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20150174998 | CONTROL DEVICE FOR HYBRID VEHICLE - A power-generation control unit controls the amount of power a generator can generate, when it is connected to an engine, by controlling a converter that converts AC power output by the generator to DC power. The power-generation control unit calculates a rotational-speed command value ωc_ref | 06-25-2015 |
20150194918 | CONTROL DEVICE FOR ELECTRIC CAR - A resistance calculation activator determines whether or not an electric car is stopped on the basis of a drive command signal and an external signal, and activates a resistance calculator if a powering command is input as the drive command when it is determined that the electric car is stopped. The activated resistance calculator computes, within a resistance calculation period, a resistance value of an AC motor that produces driving force for the electric car, on the basis of a d-axis voltage command value and a d-axis current value supplied to the AC motor. | 07-09-2015 |
20150236609 | POWER CONVERSION DEVICE - A control section for controlling a 3-level power conversion circuit. The control section calculates ON voltage error based on time ratios of three potentials in a predetermined certain period and a current value from a current detection section for detecting current outputted from the 3-level power conversion circuit, corrects a voltage command value based on a voltage correction amount for correcting the ON voltage error, and performs ON/OFF control for semiconductor switching elements of the 3-level power conversion circuit based on the corrected voltage command value. | 08-20-2015 |